Version:            (using Devel)
Installed from:    Compiled sources

Kontact crashed, possibly related to some renaming of DIMAP folders or setting folder properties done shortly before. Unfortunately, I can't reproduce this. Backtrace is below. This applies to 4.1.96 using unofficial Debian packages from kde42.debian.net at version 4:4.1.96+svn907519-0r1.

Application: Kontact (kontact), signal SIGABRT
[Current thread is 0 (LWP 6536)]

Thread 2 (Thread 0xb0232b90 (LWP 6568)):
#0  0xb7fca424 in __kernel_vsyscall ()
#1  0xb6be39f1 in select () from /lib/i686/cmov/libc.so.6
#2  0xb7779660 in QProcessManager::run (this=0x9570748) at io/qprocess_unix.cpp:301
#3  0xb76aa52e in QThreadPrivate::start (arg=0x9570748) at thread/qthread_unix.cpp:185
#4  0xb544a4c0 in start_thread () from /lib/i686/cmov/libpthread.so.0
#5  0xb6beb61e in clone () from /lib/i686/cmov/libc.so.6

Thread 1 (Thread 0xb4b589f0 (LWP 6536)):
[KCrash Handler]
#6  0xb7fca424 in __kernel_vsyscall ()
#7  0xb6b36640 in raise () from /lib/i686/cmov/libc.so.6
#8  0xb6b38018 in abort () from /lib/i686/cmov/libc.so.6
#9  0xb76a26cd in qt_message_output (msgType=QtFatalMsg, buf=0xbfae1c30 "ASSERT failure in QVector<T>::operator[]: \"index out of range\", file /usr/include/qt4/QtCore/qvector.h, line 325")
    at global/qglobal.cpp:2102
#10 0xb76a2796 in qFatal (msg=0xb77ea408 "ASSERT failure in %s: \"%s\", file %s, line %d") at global/qglobal.cpp:2303
#11 0xb76a27dc in qt_assert_x (where=0xb1817642 "QVector<T>::operator[]", what=0xb17fd776 "index out of range", file=0xb18176e4 "/usr/include/qt4/QtCore/qvector.h", line=325)
    at global/qglobal.cpp:1880
#12 0xb141483a in KMFolderIndex::getMsgBase (this=0xa10be98, idx=8) at /usr/include/qt4/QtCore/qvector.h:325
#13 0xb1432217 in KMFolderCachedImap::findByUID (this=0xa10be98, uid=9) at ../../kmail/kmfoldercachedimap.cpp:655
#14 0xb144b7c7 in KMFolderCachedImap::slotGetMessagesData (this=0xa10be98, job=0xa4ee3f8, data=@0xbfae4234) at ../../kmail/kmfoldercachedimap.cpp:1810
#15 0xb144cc3e in KMFolderCachedImap::qt_metacall (this=0xa10be98, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0xbfae3f88) at ./kmfoldercachedimap.moc:195
#16 0xb77aebd0 in QMetaObject::activate (sender=0xa4ee3f8, from_signal_index=40, to_signal_index=40, argv=0xbfae3f88) at kernel/qobject.cpp:3031
#17 0xb77af952 in QMetaObject::activate (sender=0xa4ee3f8, m=0xb6424f90, local_signal_index=0, argv=0xbfae3f88) at kernel/qobject.cpp:3101
#18 0xb6263139 in KIO::TransferJob::data (this=0xa4ee3f8, _t1=0xa4ee3f8, _t2=@0xbfae4234) at ./jobclasses.moc:356
#19 0xb6263ad2 in KIO::TransferJob::slotData (this=0xa4ee3f8, _data=@0xbfae4234) at ../../kio/kio/job.cpp:917
#20 0xb6271a35 in KIO::TransferJob::qt_metacall (this=0xa4ee3f8, _c=QMetaObject::InvokeMetaMethod, _id=8, _a=0xbfae40ac) at ./jobclasses.moc:337
#21 0xb77aebd0 in QMetaObject::activate (sender=0xa56e2d8, from_signal_index=4, to_signal_index=4, argv=0xbfae40ac) at kernel/qobject.cpp:3031
#22 0xb77af952 in QMetaObject::activate (sender=0xa56e2d8, m=0xb6427a64, local_signal_index=0, argv=0xbfae40ac) at kernel/qobject.cpp:3101
#23 0xb6336f93 in KIO::SlaveInterface::data (this=0xa56e2d8, _t1=@0xbfae4234) at ./slaveinterface.moc:138
#24 0xb633ad6c in KIO::SlaveInterface::dispatch (this=0xa56e2d8, _cmd=100, rawdata=@0xbfae4234) at ../../kio/kio/slaveinterface.cpp:163
#25 0xb6337357 in KIO::SlaveInterface::dispatch (this=0xa56e2d8) at ../../kio/kio/slaveinterface.cpp:91
#26 0xb632875d in KIO::Slave::gotInput (this=0xa56e2d8) at ../../kio/kio/slave.cpp:322
#27 0xb63298d3 in KIO::Slave::qt_metacall (this=0xa56e2d8, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbfae4348) at ./slave.moc:75
#28 0xb77aebd0 in QMetaObject::activate (sender=0xa5cec60, from_signal_index=4, to_signal_index=4, argv=0x0) at kernel/qobject.cpp:3031
#29 0xb77af952 in QMetaObject::activate (sender=0xa5cec60, m=0xb6424540, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3101
#30 0xb6231757 in KIO::Connection::readyRead (this=0xa5cec60) at ./connection.moc:84
#31 0xb6233819 in KIO::ConnectionPrivate::dequeue (this=0x9e983b0) at ../../kio/kio/connection.cpp:82
#32 0xb62339a6 in KIO::Connection::qt_metacall (this=0xa5cec60, _c=QMetaObject::InvokeMetaMethod, _id=1, _a=0x97e7be0) at ./connection.moc:72
#33 0xb77a7d6b in QMetaCallEvent::placeMetaCall (this=0xa59a908, object=0xa5cec60) at kernel/qobject.cpp:529
#34 0xb77a98e1 in QObject::event (this=0xa5cec60, e=0xa59a908) at kernel/qobject.cpp:1155
#35 0xb6e8f79c in QApplicationPrivate::notify_helper (this=0x9576690, receiver=0xa5cec60, e=0xa59a908) at kernel/qapplication.cpp:3803
#36 0xb6e9761e in QApplication::notify (this=0xbfae4c2c, receiver=0xa5cec60, e=0xa59a908) at kernel/qapplication.cpp:3393
#37 0xb7c927fd in KApplication::notify (this=0xbfae4c2c, receiver=0xa5cec60, event=0xa59a908) at ../../kdeui/kernel/kapplication.cpp:307
#38 0xb779a0d1 in QCoreApplication::notifyInternal (this=0xbfae4c2c, receiver=0xa5cec60, event=0xa59a908) at kernel/qcoreapplication.cpp:587
#39 0xb779ad55 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x955a498) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:209
#40 0xb779af4d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1091
#41 0xb77c498f in postEventSourceDispatch (s=0x956f520) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:214
#42 0xb54961b8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#43 0xb5499853 in ?? () from /usr/lib/libglib-2.0.so.0
#44 0x0956f498 in ?? ()
#45 0x00000000 in ?? ()